/**
* If there is no submission record then we are creating one. Text content should be submitted.
* If a file has already been submitted then check whether the identifier is the same, if it is do nothing.
* If it's not then either edit submission or create new one depending on module settings.
*/
public function tii_submission($cm, $tiiassignmentid, $user, $submitter, $identifier, $submissiontype, $itemid = 0, $title = '', $textcontent = '', $cronerror = '')
{
global $CFG, $DB, $USER, $turnitinacceptedfiles;
// Instantiate error code
$errorcode = 0;
// Get config, module and course settings that we need.
$config = turnitintooltwo_admin_config();
$settings = $this->get_settings($cm->id);
$moduledata = $DB->get_record($cm->modname, array('id' => $cm->instance));
$coursedata = $this->get_course_data($cm->id, $cm->course, 'cron');
// Update user's details on Turnitin.
$user->edit_tii_user();
// Clean up old Turnitin submission files.
if ($itemid != 0 && $submissiontype == 'file' && $cm->modname != 'forum') {
$this->clean_old_turnitin_submissions($cm, $user->id, $itemid, $submissiontype, $identifier, $user);
}
// Work out submission method.
// If this file has successfully submitted in the past then break, text content is to be submitted.
switch ($submissiontype) {
case 'file':
case 'text_content':
// Get file data or prepare text submission.
if ($submissiontype == 'file') {
$fs = get_file_storage();
$file = $fs->get_file_by_hash($identifier);
$title = $file->get_filename();
$timemodified = $file->get_timemodified();
$filename = $file->get_filename();
try {
$textcontent = $file->get_content();
} catch (Exception $e) {
turnitintooltwo_activitylog('File content not found on submission: ' . $pathnamehash, 'PP_NO_FILE');
mtrace($e);
mtrace('File content not found on submission. pathnamehash: ' . $pathnamehash);
$errorcode = 9;
}
} else {
// Check when text submission was last modified.
switch ($cm->modname) {
case 'assign':
$moodlesubmission = $DB->get_record('assign_submission', array('assignment' => $cm->instance, 'userid' => $user->id, 'id' => $itemid), 'timemodified');
break;
case 'workshop':
$moodlesubmission = $DB->get_record('workshop_submissions', array('workshopid' => $cm->instance, 'authorid' => $user->id), 'timemodified');
break;
}
$title = !empty($title) ? $title : 'onlinetext_' . $user->id . "_" . $cm->id . "_" . $cm->instance . '.txt';
$filename = substr($title, -4) == '.txt' ? $title : $title . '.txt';
$textcontent = strip_tags($textcontent);
$timemodified = $moodlesubmission->timemodified;
}
// Get submission method depending on whether there has been a previous submission.
$submissionfields = 'id, cm, externalid, identifier, statuscode, lastmodified, attempt';
$typefield = $CFG->dbtype == "oci" ? " to_char(submissiontype) " : " submissiontype ";
// Double check there is only one submission.
$previoussubmissions = $DB->get_records_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND " . $typefield . " = ? AND identifier = ? ", array($cm->id, $user->id, $submissiontype, $identifier), 'id', $submissionfields);
$previoussubmission = end($previoussubmissions);
if ($previoussubmission) {
// Don't submit if submission hasn't changed.
if (in_array($previoussubmission->statuscode, array("success", "error")) && $timemodified <= $previoussubmission->lastmodified) {
return true;
} else {
if ($settings["plagiarism_report_gen"] > 0) {
// Replace if Turnitin assignment allows resubmissions or create if we have no Turnitin id stored.
$submissionid = $previoussubmission->id;
$apimethod = is_null($previoussubmission->externalid) ? "createSubmission" : "replaceSubmission";
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$apimethod = "createSubmission";
if ($previoussubmission->statuscode != "success") {
$submissionid = $previoussubmission->id;
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
}
}
} else {
// Check if there is previous submission of text content which we will replace
$typefield = $CFG->dbtype == "oci" ? " to_char(submissiontype) " : " submissiontype ";
if ($submissiontype == 'text_content' && ($previoussubmission = $DB->get_record_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND " . $typefield . " = ? ", array($cm->id, $user->id, 'text_content'), 'id, cm, externalid, identifier, statuscode, lastmodified, attempt', 0, 1))) {
$submissionid = $previoussubmission->id;
$apimethod = is_null($previoussubmission->externalid) || $settings["plagiarism_report_gen"] == 0 ? "createSubmission" : "replaceSubmission";
// Delete old text content submissions from Turnitin if not replacing.
if ($settings["plagiarism_report_gen"] == 0 && !is_null($previoussubmission->externalid)) {
$this->delete_tii_submission($cm, $previoussubmission->externalid, $user);
}
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$apimethod = "createSubmission";
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
}
// Remove any old text submissions here if there are any as there is only one per submission
if ($itemid != 0 && $submissiontype == "text_content") {
$this->clean_old_turnitin_submissions($cm, $user->id, $itemid, $submissiontype, $identifier, $user);
}
break;
case 'forum_post':
if ($previoussubmissions = $DB->get_records_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND identifier = ? ", array($cm->id, $user->id, $identifier), 'id DESC', 'id, cm, externalid, identifier, statuscode, attempt', 0, 1)) {
$previoussubmission = current($previoussubmissions);
if ($previoussubmission->statuscode == "success") {
return true;
} else {
$submissionid = $previoussubmission->id;
$apimethod = "replaceSubmission";
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
}
} else {
$apimethod = "createSubmission";
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
$forum_post = $DB->get_record_select('forum_posts', " userid = ? AND id = ? ", array($user->id, $itemid));
$textcontent = strip_tags($forum_post->message);
$filename = $title;
break;
}
// Check file is less than maximum allowed size.
if ($submissiontype == 'file') {
if ($file->get_filesize() > TURNITINTOOLTWO_MAX_FILE_UPLOAD_SIZE) {
$errorcode = 2;
}
}
// Don't submit if a user has not accepted the eula.
if ($user->id == $submitter && $user->user_agreement_accepted != 1) {
$errorcode = 3;
}
// If applicable, check whether file type is accepted.
$acceptanyfiletype = !empty($settings["plagiarism_allow_non_or_submissions"]) ? 1 : 0;
if (!$acceptanyfiletype && $submissiontype == 'file') {
$filenameparts = explode('.', $filename);
$fileext = strtolower(end($filenameparts));
if (!in_array("." . $fileext, $turnitinacceptedfiles)) {
$errorcode = 4;
}
}
// Read the stored file/content into a temp file for submitting.
$submission_title = explode('.', $title);
$file_string = array($submission_title[0], $cm->id);
// Only include user's name and id if we're not using blind marking and student privacy.
if (empty($moduledata->blindmarking) && empty($config->enablepseudo)) {
$user_details = array($user->id, $user->firstname, $user->lastname);
$file_string = array_merge($user_details, $file_string);
}
try {
$tempfile = turnitintooltwo_tempfile($file_string, $filename);
} catch (Exception $e) {
$errorcode = 8;
}
// Any errors from cron processing take prioirity.
if (!empty($cronerror)) {
$errorcode = $cronerror;
}
// Save failed submission and don't process any further.
if ($errorcode != 0) {
return $this->save_failed_submission($cm, $user, $submissionid, $identifier, $submissiontype, $errorcode, $previoussubmission);
}
$fh = fopen($tempfile, "w");
fwrite($fh, $textcontent);
fclose($fh);
// Create submission object.
$submission = new TiiSubmission();
$submission->setAssignmentId($tiiassignmentid);
if ($apimethod == "replaceSubmission") {
$submission->setSubmissionId($previoussubmission->externalid);
}
$submission->setTitle($title);
$submission->setAuthorUserId($user->tii_user_id);
// Account for submission by teacher in assignment module.
if ($user->id == $submitter) {
$submission->setSubmitterUserId($user->tii_user_id);
$submission->setRole('Learner');
} else {
$instructor = new turnitintooltwo_user($submitter, 'Instructor');
$instructor->edit_tii_user();
$submission->setSubmitterUserId($instructor->tii_user_id);
$submission->setRole('Instructor');
}
$submission->setSubmissionDataPath($tempfile);
// Initialise Comms Object.
$turnitincomms = new turnitin_comms();
$turnitincall = $turnitincomms->initialise_api();
try {
$response = $turnitincall->{$apimethod}($submission);
$newsubmission = $response->getSubmission();
$newsubmissionid = $newsubmission->getSubmissionId();
$plagiarismfile = new stdClass();
if ($apimethod == "replaceSubmission" || $submissionid != 0) {
$plagiarismfile->id = $submissionid;
}
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->submitter = $submitter;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->externalid = $newsubmissionid;
$plagiarismfile->statuscode = 'success';
$plagiarismfile->similarityscore = null;
$plagiarismfile->attempt = !empty($previoussubmission) ? $previoussubmission->attempt + 1 : 1;
$plagiarismfile->transmatch = 0;
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = $submissiontype;
$plagiarismfile->errorcode = null;
$plagiarismfile->errormsg = null;
if ($apimethod == "replaceSubmission" || $submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******")", "PP_UPDATE_SUB");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******")", "PP_INSERT_SUB");
}
}
// Delete the tempfile.
if (!is_null($tempfile)) {
unlink($tempfile);
}
// Add config field to show submissions have been made which we use to lock anonymous marking setting
$configfield = new stdClass();
$configfield->cm = $cm->id;
$configfield->name = 'submitted';
$configfield->value = 1;
if (!($currentconfigfield = $DB->get_field('plagiarism_turnitin_config', 'id', array('cm' => $cm->id, 'name' => 'submitted')))) {
if (!$DB->insert_record('plagiarism_turnitin_config', $configfield)) {
turnitintooltwo_print_error('defaultupdateerror', 'plagiarism_turnitin', null, null, __FILE__, __LINE__);
}
}
// Send a message to the user's Moodle inbox with the digital receipt.
$receipt = new pp_receipt_message();
$input = array('firstname' => $user->firstname, 'lastname' => $user->lastname, 'submission_title' => $title, 'assignment_name' => $moduledata->name, 'course_fullname' => $coursedata->turnitin_ctl, 'submission_date' => date('d-M-Y h:iA'), 'submission_id' => $newsubmissionid);
$message = $receipt->build_message($input);
$receipt->send_message($user->id, $message);
// Output a message in the cron for successfull submission to Turnitin.
$outputvars = new stdClass();
$outputvars->title = $title;
$outputvars->submissionid = $newsubmissionid;
$outputvars->assignmentname = $moduledata->name;
$outputvars->coursename = $coursedata->turnitin_ctl;
mtrace(get_string('cronsubmittedsuccessfully', 'plagiarism_turnitin', $outputvars));
} catch (Exception $e) {
$errorstring = empty($previoussubmission->externalid) ? "pp_createsubmissionerror" : "pp_updatesubmissionerror";
$plagiarismfile = new stdClass();
if ($submissionid != 0) {
$plagiarismfile->id = $submissionid;
}
$plagiarismfile->attempt = !empty($previoussubmission) ? $previoussubmission->attempt + 1 : 1;
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->submitter = $submitter;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->statuscode = 'error';
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = $submissiontype;
$plagiarismfile->errorcode = 0;
$plagiarismfile->errormsg = get_string('pp_submission_error', 'plagiarism_turnitin') . ' ' . $e->getMessage();
if ($submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******") - ", "PP_UPDATE_SUB_ERROR");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******") - ", "PP_INSERT_SUB_ERROR");
}
}
$turnitincomms->handle_exceptions($e, $errorstring, false);
mtrace('-------------------------');
mtrace(get_string('pp_submission_error', 'plagiarism_turnitin') . ': ' . $e->getMessage());
mtrace('User: '******' - ' . $user->firstname . ' ' . $user->lastname . ' (' . $user->email . ')');
mtrace('Course Module: ' . $cm->id . '');
mtrace('-------------------------');
}
return true;
}
/**
* Make submission to Turnitin
*
* @global type $DB
* @param object $cm the course module object
* @return string $message to display to user
*/
public function do_tii_submission($cm, $turnitintooltwoassignment)
{
global $DB, $USER, $CFG;
$config = turnitintooltwo_admin_config();
$notice = array("success" => false);
$context = context_module::instance($cm->id);
// Check if user is a member of class, if not then join them to it.
$course = $turnitintooltwoassignment->get_course_data($turnitintooltwoassignment->turnitintooltwo->course);
$user = new turnitintooltwo_user($this->userid, 'Learner');
$user->join_user_to_class($course->turnitin_cid);
$user->edit_tii_user();
// Get the stored file and read it into a temp file for submitting to Turnitin.
$fs = get_file_storage();
$files = $fs->get_area_files($context->id, 'mod_turnitintooltwo', 'submissions', $this->id, "timecreated", false);
$tempfile = "";
foreach ($files as $file) {
$filename = array($this->submission_title, $cm->id);
if (!$turnitintooltwoassignment->turnitintooltwo->anon && empty($config->enablepseudo)) {
$user_details = array($this->userid, $user->firstname, $user->lastname);
$filename = array_merge($user_details, $filename);
}
$suffix = $file->get_filename();
$tempfile = turnitintooltwo_tempfile($filename, $suffix);
$fh = fopen($tempfile, "w");
fwrite($fh, $file->get_content());
fclose($fh);
}
if (!empty($tempfile)) {
$part = $turnitintooltwoassignment->get_part_details($this->submission_part);
// Initialise Comms Object.
$turnitincomms = new turnitintooltwo_comms();
$turnitincall = $turnitincomms->initialise_api();
// Create Submission object to send to Turnitin.
$newsubmission = new TiiSubmission();
$newsubmission->setAssignmentId($part->tiiassignid);
if (!is_null($this->submission_objectid)) {
$newsubmission->setSubmissionId($this->submission_objectid);
$apimethod = "replaceSubmission";
} else {
$apimethod = "createSubmission";
}
$newsubmission->setTitle($this->submission_title);
$newsubmission->setAuthorUserId($user->tii_user_id);
if ($user->id == $USER->id) {
$newsubmission->setSubmitterUserId($user->tii_user_id);
$newsubmission->setRole('Learner');
} else {
$instructor = new turnitintooltwo_user($USER->id, 'Instructor');
$instructor->edit_tii_user();
$newsubmission->setSubmitterUserId($instructor->tii_user_id);
$newsubmission->setRole('Instructor');
}
$newsubmission->setSubmissionDataPath($tempfile);
try {
$response = $turnitincall->{$apimethod}($newsubmission);
$newsubmission = $response->getSubmission();
// Save the submission.
$submission = new stdClass();
$submission->id = $this->id;
$submission->userid = $this->userid;
$submission->turnitintooltwoid = $this->turnitintooltwoid;
$submission->submission_part = $this->submission_part;
$submission->submission_title = $this->submission_title;
$submission->submission_type = $this->submission_type;
$submission->submission_filename = $this->submission_filename;
$submission->submission_objectid = $newsubmission->getSubmissionId();
$submission->submission_score = $this->submission_score;
$submission->submission_grade = $this->submission_grade;
$submission->submission_gmimaged = $this->submission_gmimaged;
$submission->submission_status = $this->submission_status;
$submission->submission_queued = $this->submission_queued;
$submission->submission_attempts = $this->submission_attempts;
$submission->submission_modified = time();
$submission->submission_nmuserid = $this->submission_nmuserid;
$submission->submission_nmfirstname = $this->submission_nmfirstname;
$submission->submission_nmlastname = $this->submission_nmlastname;
$submission->submission_unanon = $this->submission_unanon;
$submission->submission_unanonreason = $this->submission_unanonreason;
$submission->submission_transmatch = $this->submission_transmatch;
$submission->submission_acceptnothing = 0;
$DB->update_record('turnitintooltwo_submissions', $submission);
// Delete the tempfile.
if (!is_null($tempfile)) {
unlink($tempfile);
}
$notice["success"] = true;
$notice["message"] = get_string('submissionuploadsuccess', 'turnitintooltwo');
$notice["extract"] = $newsubmission->getTextExtract();
$notice["tii_submission_id"] = $submission->submission_objectid;
//Send a message to the user's Moodle inbox with the digital receipt.
$input = array('firstname' => $user->firstname, 'lastname' => $user->lastname, 'submission_title' => $this->submission_title, 'assignment_name' => $turnitintooltwoassignment->turnitintooltwo->name, 'assignment_part' => $partdetails = $turnitintooltwoassignment->get_part_details($this->submission_part)->partname, 'course_fullname' => $course->fullname, 'submission_date' => date('d-M-Y h:iA'), 'submission_id' => $submission->submission_objectid);
// Student digital receipt
$message = $this->receipt->build_message($input);
$this->receipt->send_message($this->userid, $message);
// Instructor digital receipt
$this->submission_instructors = get_enrolled_users($context, 'mod/turnitintooltwo:grade', 0, 'u.id');
if (!empty($this->submission_instructors)) {
$message = $this->instructor_receipt->build_instructor_message($input);
$this->instructor_receipt->send_instructor_message($this->submission_instructors, $message);
}
// Create a log entry for submission going to Turnitin.
$logstring = $apimethod == "replaceSubmission" ? 'addresubmissiontiidesc' : 'addsubmissiontiidesc';
turnitintooltwo_add_to_log($turnitintooltwoassignment->turnitintooltwo->course, "add submission", 'view.php?id=' . $cm->id, get_string($logstring, 'turnitintooltwo') . " '" . $this->submission_title . "'", $cm->id, $user->id);
// Add to activity log.
turnitintooltwo_activitylog("Action: Submission | Id: " . $this->turnitintooltwoid . " | Part: " . $submission->submission_part . " | User ID: " . $user->id . " (" . $user->tii_user_id . ") Submission title: " . $submission->submission_title, "REQUEST");
} catch (Exception $e) {
$errorstring = !is_null($this->submission_objectid) ? "updatesubmissionerror" : "createsubmissionerror";
$error = $turnitincomms->handle_exceptions($e, $errorstring, false, true);
$notice["message"] = $error;
$notice["success"] = false;
}
} else {
$notice["success"] = false;
$notice["message"] = get_string('emptycreatedfile', 'turnitintooltwo');
}
return $notice;
}
/**
* If there is no submission record then we are creating one. Text content should be submitted.
* If a file has already been submitted then check whether the identifier is the same, if it is do nothing.
* If it's not then either edit submission or create new one depending on module settings.
*/
public function tii_submission($cm, $tiiassignmentid, $user, $identifier, $submissiontype, $itemid = 0, $title = '', $textcontent = '', $context = 'instant')
{
global $CFG, $DB, $USER;
$settings = $this->get_settings($cm->id);
// Update user's details on Turnitin.
$user->edit_tii_user();
// Clean up old Turnitin submission files.
if ($itemid != 0 && $submissiontype == 'file' && $cm->modname != 'forum') {
$this->clean_old_turnitin_submissions($cm, $user->id, $itemid, $submissiontype, $identifier);
}
// Work out submission method.
// If this file has successfully submitted in the past then break, text content is to be submitted.
switch ($submissiontype) {
case 'file':
case 'text_content':
// Get file data or prepare text submission.
if ($submissiontype == 'file') {
$fs = get_file_storage();
$file = $fs->get_file_by_hash($identifier);
$title = $file->get_filename();
$timemodified = $file->get_timemodified();
$filename = $file->get_filename();
$textcontent = $file->get_content();
} else {
// If we are submitting text_content via AJAX there will be no actual content passed in so we need to grab it.
if ($textcontent == '') {
switch ($cm->modname) {
case 'assign':
// Check whether submission is a group submission so we can get the correct content.
// Note: This will not work if the submitting user is in multiple groups.
$submissionsquery = array('assignment' => $cm->instance);
$submissionsquery['userid'] = $user->id;
if ($CFG->branch > 23) {
$moduledata = $DB->get_record($cm->modname, array('id' => $cm->instance));
if ($moduledata->teamsubmission) {
require_once $CFG->dirroot . '/mod/assign/locallib.php';
$context = context_course::instance($cm->course);
$assignment = new assign($context, $cm, null);
$submissionsquery['userid'] = 0;
$submissionsquery['groupid'] = 0;
if ($group = $assignment->get_submission_group($user->id)) {
$submissionsquery['groupid'] = $group->id;
}
}
}
// This will need to be reworked when linkarray in get_links() contains submission id.
$moodlesubmissions = $DB->get_records('assign_submission', $submissionsquery, 'id, timemodified');
$moodlesubmission = end($moodlesubmissions);
$moodletextsubmission = $DB->get_record('assignsubmission_onlinetext', array('submission' => $moodlesubmission->id), 'onlinetext');
$timemodified = $moodlesubmission->timemodified;
$textcontent = strip_tags($moodletextsubmission->onlinetext);
break;
case 'workshop':
$moodlesubmission = $DB->get_record('workshop_submissions', array('workshopid' => $cm->instance, 'authorid' => $user->id), 'title, content, timemodified');
$timemodified = $moodlesubmission->timemodified;
$textcontent = strip_tags($moodlesubmission->content);
$title = $moodlesubmission->title;
break;
}
} else {
switch ($cm->modname) {
case 'assign':
$moodlesubmission = $DB->get_record('assign_submission', array('assignment' => $cm->instance, 'userid' => $user->id, 'id' => $itemid), 'id, timemodified');
$timemodified = $moodlesubmission->timemodified;
$textcontent = strip_tags($textcontent);
break;
case 'workshop':
$moodlesubmission = $DB->get_record('workshop_submissions', array('workshopid' => $cm->instance, 'authorid' => $user->id), 'title, content, timemodified');
$timemodified = $moodlesubmission->timemodified;
$textcontent = strip_tags($textcontent);
break;
}
}
$title = !empty($title) ? $title : 'onlinetext_' . $user->id . "_" . $cm->id . "_" . $cm->instance . '.txt';
$filename = substr($title, -4) == '.txt' ? $title : $title . '.txt';
}
// Get submission method depending on whether there has been a previous submission.
$submissionfields = 'id, cm, externalid, identifier, statuscode, lastmodified, attempt, errorcode';
$typefield = $CFG->dbtype == "oci" ? " to_char(submissiontype) " : " submissiontype ";
// Double check there is only one submission.
$previoussubmissions = $DB->get_records_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND " . $typefield . " = ? AND identifier = ? ", array($cm->id, $user->id, $submissiontype, $identifier), 'id', $submissionfields);
$previoussubmission = end($previoussubmissions);
if ($previoussubmission) {
$errorcode = (int) $previoussubmission->errorcode;
// Don't submit if submission hasn't changed.
if ($previoussubmission->statuscode == "success" && ($submissiontype == 'file' && $timemodified <= $previoussubmission->lastmodified || $submissiontype != 'file')) {
return true;
} else {
if ($previoussubmission->statuscode == "error" && $timemodified <= $previoussubmission->lastmodified) {
$return["success"] = false;
$return["message"] = get_string('errorcode' . $errorcode, 'turnitintooltwo');
return $return;
} else {
if ($previoussubmission->attempt >= 5) {
// Do not submit if 5 attempts have been made previously.
if ($context == 'cron') {
mtrace('-------------------------');
mtrace(get_string('pastfiveattempts', 'turnitintooltwo') . ':');
mtrace('User: '******' - ' . $user->firstname . ' ' . $user->lastname . ' (' . $user->email . ')');
mtrace('Course Module: ' . $cm->id . '');
mtrace('-------------------------');
return true;
}
$return["success"] = false;
$return["message"] = get_string('pastfiveattempts', 'turnitintooltwo');
return $return;
} else {
if ($settings["plagiarism_report_gen"] > 0) {
// Replace if Turnitin assignment allows resubmissions or create if we have no Turnitin id stored.
$submissionid = $previoussubmission->id;
$apimethod = is_null($previoussubmission->externalid) ? "createSubmission" : "replaceSubmission";
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$apimethod = "createSubmission";
if ($previoussubmission->statuscode != "success") {
$submissionid = $previoussubmission->id;
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
}
}
}
}
} else {
// Check if there is previous submission of text content which we will replace
$typefield = $CFG->dbtype == "oci" ? " to_char(submissiontype) " : " submissiontype ";
if ($submissiontype == 'text_content' && ($previoussubmission = $DB->get_record_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND " . $typefield . " = ? ", array($cm->id, $user->id, 'text_content'), 'id, cm, externalid, identifier, statuscode, lastmodified', 0, 1))) {
$submissionid = $previoussubmission->id;
$apimethod = is_null($previoussubmission->externalid) || $settings["plagiarism_report_gen"] == 0 ? "createSubmission" : "replaceSubmission";
// Delete old text content submissions from Turnitin if not replacing.
if ($settings["plagiarism_report_gen"] == 0 && !is_null($previoussubmission->externalid)) {
$this->delete_tii_submission($previoussubmission->externalid);
}
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
} else {
$apimethod = "createSubmission";
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
}
// Remove any old text submissions here if there are any as there is only one per submission
if ($itemid != 0 && $submissiontype == "text_content") {
$this->clean_old_turnitin_submissions($cm, $user->id, $itemid, $submissiontype, $identifier);
}
break;
case 'forum_post':
if ($previoussubmissions = $DB->get_records_select('plagiarism_turnitin_files', " cm = ? AND userid = ? AND identifier = ? ", array($cm->id, $user->id, $identifier), 'id DESC', 'id, cm, externalid, identifier, statuscode', 0, 1)) {
$previoussubmission = current($previoussubmissions);
if ($previoussubmission->statuscode == "success") {
return true;
} else {
$submissionid = $previoussubmission->id;
$apimethod = "replaceSubmission";
$this->reset_tii_submission($cm, $user, $identifier, $previoussubmission, $submissiontype);
}
} else {
$apimethod = "createSubmission";
$submissionid = $this->create_new_tii_submission($cm, $user, $identifier, $submissiontype);
}
$forum_post = $DB->get_record_select('forum_posts', " userid = ? AND id = ? ", array($user->id, $itemid));
$textcontent = strip_tags($forum_post->message);
$filename = $title;
break;
}
// Do not submit if this is text_content and we're not accepting anything and
// content is less than 20 words or 100 characters.
if ($submissiontype != 'file') {
$content = explode(' ', $textcontent);
if ($settings['plagiarism_allow_non_or_submissions'] != 1 && (strlen($textcontent) < 100 || count($content) < 20) || empty($textcontent)) {
$plagiarismfile = new object();
if ($submissionid != 0) {
$plagiarismfile->id = $submissionid;
}
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->statuscode = 'error';
$plagiarismfile->errorcode = 1;
$plagiarismfile->attempt = 1;
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = $submissiontype;
if ($submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******") - ", "PP_UPDATE_SUB_ERROR");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******") - ", "PP_INSERT_SUB_ERROR");
}
}
if ($context == 'cron') {
mtrace('-------------------------');
mtrace(get_string('errorcode1', 'turnitintooltwo') . ':');
mtrace('User: '******' - ' . $user->firstname . ' ' . $user->lastname . ' (' . $user->email . ')');
mtrace('Course Module: ' . $cm->id . '');
mtrace('-------------------------');
return true;
}
$return["success"] = false;
$return["message"] = get_string('errorcode1', 'turnitintooltwo');
return $return;
}
}
// Check file is less than maximum allowed size.
if ($submissiontype == 'file') {
if ($file->get_filesize() > TURNITINTOOLTWO_MAX_FILE_UPLOAD_SIZE) {
$plagiarismfile = new object();
if ($submissionid != 0) {
$plagiarismfile->id = $submissionid;
}
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->statuscode = 'error';
$plagiarismfile->errorcode = 2;
$plagiarismfile->attempt = 1;
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = 'file';
if ($submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******") - ", "PP_UPDATE_SUB_ERROR");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******") - ", "PP_INSERT_SUB_ERROR");
}
}
if ($context == 'cron') {
mtrace('-------------------------');
mtrace(get_string('errorcode2', 'turnitintooltwo') . ':');
mtrace('User: '******' - ' . $user->firstname . ' ' . $user->lastname . ' (' . $user->email . ')');
mtrace('Course Module: ' . $cm->id . '');
mtrace('-------------------------');
return true;
}
$return["success"] = false;
$return["message"] = get_string('errorcode2', 'turnitintooltwo', display_size(TURNITINTOOLTWO_MAX_FILE_UPLOAD_SIZE));
return $return;
}
}
// Read the stored file/content into a temp file for submitting.
$submission_title = explode('.', $title);
$file_string = array($submission_title[0], $cm->id);
$modulepluginsettings = $this->get_settings($cm->id);
if (!$modulepluginsettings["plagiarism_anonymity"]) {
$user_details = array($user->id, $user->firstname, $user->lastname);
$file_string = array_merge($user_details, $file_string);
}
$tempfile = turnitintooltwo_tempfile($file_string, $filename);
$fh = fopen($tempfile, "w");
fwrite($fh, $textcontent);
fclose($fh);
// Create submission object.
$submission = new TiiSubmission();
$submission->setAssignmentId($tiiassignmentid);
if ($apimethod == "replaceSubmission") {
$submission->setSubmissionId($previoussubmission->externalid);
}
$submission->setTitle($title);
$submission->setAuthorUserId($user->tii_user_id);
if ($user->id == $USER->id && !is_siteadmin()) {
$submission->setSubmitterUserId($user->tii_user_id);
$submission->setRole('Learner');
} else {
$instructor = new turnitintooltwo_user($USER->id, 'Instructor');
$instructor->edit_tii_user();
$submission->setSubmitterUserId($instructor->tii_user_id);
$submission->setRole('Instructor');
}
$submission->setSubmissionDataPath($tempfile);
// Initialise Comms Object.
$turnitincomms = new turnitintooltwo_comms();
$turnitincall = $turnitincomms->initialise_api();
try {
$response = $turnitincall->{$apimethod}($submission);
$newsubmission = $response->getSubmission();
$newsubmissionid = $newsubmission->getSubmissionId();
$plagiarismfile = new object();
if ($apimethod == "replaceSubmission" || $submissionid != 0) {
$plagiarismfile->id = $submissionid;
}
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->externalid = $newsubmissionid;
$plagiarismfile->statuscode = 'success';
$plagiarismfile->similarityscore = null;
$plagiarismfile->attempt = 1;
$plagiarismfile->transmatch = 0;
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = $submissiontype;
$plagiarismfile->errorcode = null;
$plagiarismfile->errormsg = null;
if ($apimethod == "replaceSubmission" || $submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******")", "PP_UPDATE_SUB");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******")", "PP_INSERT_SUB");
}
}
// Delete the tempfile.
if (!is_null($tempfile)) {
unlink($tempfile);
}
// Add config field to show submissions have been made which we use to lock anonymous marking setting
$configfield = new object();
$configfield->cm = $cm->id;
$configfield->name = 'submitted';
$configfield->value = 1;
if (!($currentconfigfield = $DB->get_field('plagiarism_turnitin_config', 'id', array('cm' => $cm->id, 'name' => 'submitted')))) {
if (!$DB->insert_record('plagiarism_turnitin_config', $configfield)) {
turnitintooltwo_print_error('defaultupdateerror', 'turnitintooltwo', null, null, __FILE__, __LINE__);
}
}
$return["success"] = true;
$return["message"] = get_string('submissionuploadsuccess', 'turnitintooltwo') . '<br/>' . get_string('turnitinsubmissionid', 'turnitintooltwo') . ': ' . $newsubmissionid;
//Send a message to the user's Moodle inbox with the digital receipt.
if (!empty($CFG->smtphosts) && !empty($CFG->smtpuser) && !empty($CFG->smtppass)) {
$receipt = new receipt_message();
$moduledata = $DB->get_record($cm->modname, array('id' => $cm->instance));
$coursedata = turnitintooltwo_assignment::get_course_data($cm->course, 'PP', 'cron');
$input = array('firstname' => $user->firstname, 'lastname' => $user->lastname, 'submission_title' => $title, 'assignment_name' => $moduledata->name, 'course_fullname' => $coursedata->turnitin_ctl, 'submission_date' => date('d-M-Y h:iA'), 'submission_id' => $newsubmissionid);
$message = $receipt->build_message($input);
$receipt->send_message($user->id, $message);
}
if ($context == 'cron') {
return true;
}
} catch (Exception $e) {
$errorstring = empty($previoussubmission->externalid) ? "pp_createsubmissionerror" : "pp_updatesubmissionerror";
$return["success"] = false;
$return["message"] = get_string('pp_submission_error', 'turnitintooltwo') . ' ' . $e->getMessage();
$plagiarismfile = new object();
if ($submissionid != 0) {
$plagiarismfile->id = $submissionid;
// Get attempt no
$current_record = $DB->get_record('plagiarism_turnitin_files', array("id" => $submissionid));
$plagiarismfile->attempt = $current_record->attempt + 1;
} else {
$plagiarismfile->attempt = 1;
}
$plagiarismfile->cm = $cm->id;
$plagiarismfile->userid = $user->id;
$plagiarismfile->identifier = $identifier;
$plagiarismfile->statuscode = 'error';
$plagiarismfile->lastmodified = time();
$plagiarismfile->submissiontype = $submissiontype;
$plagiarismfile->errorcode = 0;
$plagiarismfile->errormsg = $return["message"];
if ($submissionid != 0) {
if (!$DB->update_record('plagiarism_turnitin_files', $plagiarismfile)) {
turnitintooltwo_activitylog("Update record failed (CM: " . $cm->id . ", User: "******") - ", "PP_UPDATE_SUB_ERROR");
}
} else {
if (!($fileid = $DB->insert_record('plagiarism_turnitin_files', $plagiarismfile))) {
turnitintooltwo_activitylog("Insert record failed (CM: " . $cm->id . ", User: "******") - ", "PP_INSERT_SUB_ERROR");
}
}
$turnitincomms->handle_exceptions($e, $errorstring, false);
if ($context == 'cron') {
mtrace('-------------------------');
mtrace(get_string('pp_submission_error', 'turnitintooltwo') . ': ' . $e->getMessage());
mtrace('User: '******' - ' . $user->firstname . ' ' . $user->lastname . ' (' . $user->email . ')');
mtrace('Course Module: ' . $cm->id . '');
mtrace('-------------------------');
return false;
}
}
return $return;
}
