function plagiarism_urkund_get_file_object($plagiarismfile)
{
global $CFG, $DB;
if (strpos($plagiarismfile->identifier, $CFG->tempdir) === true) {
// This is a stored text file in temp dir.
$file = new stdclass();
if (file_exists($plagiarismfile->identifier)) {
$file->type = "tempurkund";
$file->filename = basename($plagiarismfile->identifier);
$file->timestamp = time();
$file->identifier = sha1(file_get_contents($plagiarismfile->identifier));
$file->filepath = $plagiarismfile->identifier;
// Sanity check to see if the Sha1 for this file has already been sent to urkund using a different record.
if ($DB->record_exists('plagiarism_urkund_files', array('identifier' => $file->identifier, 'cm' => $plagiarismfile->cm, 'userid' => $plagiarismfile->userid))) {
// This file has already been sent and multiple records for this file were created
// Delete plagiarism record and file.
$DB->delete_records('plagiarism_urkund_files', array('id' => $plagiarismfile->id));
debugging("This file has been duplicated, deleting the duplicate record. Identifier:" . $file->identifier);
unlink($plagiarismfile->identifier);
// Delete temp file as we don't need it anymore.
return false;
}
return $file;
} else {
debugging("The local version of this file has been deleted, and this file cannot be sent");
return false;
}
} else {
$cm = get_coursemodule_from_id('', $plagiarismfile->cm);
$modulecontext = context_module::instance($plagiarismfile->cm);
$fs = get_file_storage();
if ($cm->modname == 'assign') {
require_once $CFG->dirroot . '/mod/assign/locallib.php';
$assign = new assign($modulecontext, null, null);
if ($assign->get_instance()->teamsubmission) {
$submission = $assign->get_group_submission($plagiarismfile->userid, 0, false);
} else {
$submission = $assign->get_user_submission($plagiarismfile->userid, false);
}
$submissionplugins = $assign->get_submission_plugins();
foreach ($submissionplugins as $submissionplugin) {
$component = $submissionplugin->get_subtype() . '_' . $submissionplugin->get_type();
$fileareas = $submissionplugin->get_file_areas();
foreach ($fileareas as $filearea => $name) {
$files = $fs->get_area_files($assign->get_context()->id, $component, $filearea, $submission->id, "timemodified", false);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
return $file;
}
}
}
}
} else {
if ($cm->modname == 'workshop') {
require_once $CFG->dirroot . '/mod/workshop/locallib.php';
$cm = get_coursemodule_from_id('workshop', $plagiarismfile->cm, 0, false, MUST_EXIST);
$workshop = $DB->get_record('workshop', array('id' => $cm->instance), '*', MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
$workshop = new workshop($workshop, $cm, $course);
$submissions = $workshop->get_submissions($plagiarismfile->userid);
foreach ($submissions as $submission) {
$files = $fs->get_area_files($workshop->context->id, 'mod_workshop', 'submission_attachment', $submission->id);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
return $file;
}
}
}
} else {
if ($cm->modname == 'forum') {
require_once $CFG->dirroot . '/mod/forum/lib.php';
$cm = get_coursemodule_from_id('forum', $plagiarismfile->cm, 0, false, MUST_EXIST);
$posts = forum_get_user_posts($cm->instance, $plagiarismfile->userid);
foreach ($posts as $post) {
$files = $fs->get_area_files($modulecontext->id, 'mod_forum', 'attachment', $post->id, "timemodified", false);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
return $file;
}
}
}
}
}
}
}
}
function urkund_reset_file($id)
{
global $DB, $CFG;
$plagiarismfile = $DB->get_record('plagiarism_urkund_files', array('id' => $id), '*', MUST_EXIST);
if ($plagiarismfile->statuscode == 'Analyzed' || $plagiarismfile->statuscode == URKUND_STATUSCODE_ACCEPTED) {
// Sanity Check.
return true;
}
// Set some new values.
$plagiarismfile->statuscode = 'pending';
$plagiarismfile->attempt = 0;
$plagiarismfile->timesubmitted = time();
$cm = get_coursemodule_from_id('', $plagiarismfile->cm);
$modulecontext = context_module::instance($plagiarismfile->cm);
$fs = get_file_storage();
if ($cm->modname == 'assignment') {
$submission = $DB->get_record('assignment_submissions', array('assignment' => $cm->instance, 'userid' => $plagiarismfile->userid));
$files = $fs->get_area_files($modulecontext->id, 'mod_assignment', 'submission', $submission->id);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
$DB->update_record('plagiarism_urkund_files', $plagiarismfile);
// Update before trying to send again.
return urkund_send_file($plagiarismfile->cm, $plagiarismfile->userid, $file, plagiarism_plugin_urkund::get_settings());
}
}
} else {
if ($cm->modname == 'assign') {
require_once $CFG->dirroot . '/mod/assign/locallib.php';
$assign = new assign($modulecontext, null, null);
$submissionplugins = $assign->get_submission_plugins();
$dbparams = array('assignment' => $assign->get_instance()->id, 'userid' => $plagiarismfile->userid);
$submissions = $DB->get_records('assign_submission', $dbparams);
foreach ($submissions as $submission) {
foreach ($submissionplugins as $submissionplugin) {
$component = $submissionplugin->get_subtype() . '_' . $submissionplugin->get_type();
$fileareas = $submissionplugin->get_file_areas();
foreach ($fileareas as $filearea => $name) {
$files = $fs->get_area_files($assign->get_context()->id, $component, $filearea, $submission->id, "timemodified", false);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
$DB->update_record('plagiarism_urkund_files', $plagiarismfile);
// Update before trying to send again.
return urkund_send_file($plagiarismfile->cm, $plagiarismfile->userid, $file, plagiarism_plugin_urkund::get_settings());
}
}
}
}
}
} else {
if ($cm->modname == 'workshop') {
require_once $CFG->dirroot . '/mod/workshop/locallib.php';
$cm = get_coursemodule_from_id('workshop', $plagiarismfile->cm, 0, false, MUST_EXIST);
$workshop = $DB->get_record('workshop', array('id' => $cm->instance), '*', MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
$workshop = new workshop($workshop, $cm, $course);
$submissions = $workshop->get_submissions($plagiarismfile->userid);
foreach ($submissions as $submission) {
$files = $fs->get_area_files($workshop->context->id, 'mod_workshop', 'submission_attachment', $submission->id);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
$DB->update_record('plagiarism_urkund_files', $plagiarismfile);
// Update before trying to send again.
return urkund_send_file($plagiarismfile->cm, $plagiarismfile->userid, $file, plagiarism_plugin_urkund::get_settings());
}
}
}
} else {
if ($cm->modname == 'forum') {
require_once $CFG->dirroot . '/mod/forum/lib.php';
$cm = get_coursemodule_from_id('forum', $plagiarismfile->cm, 0, false, MUST_EXIST);
$posts = forum_get_user_posts($cm->instance, $plagiarismfile->userid);
foreach ($posts as $post) {
$files = $fs->get_area_files($modulecontext->id, 'mod_forum', 'attachment', $post->id, "timemodified", false);
foreach ($files as $file) {
if ($file->get_contenthash() == $plagiarismfile->identifier) {
$DB->update_record('plagiarism_urkund_files', $plagiarismfile);
// Update before trying to send again.
return urkund_send_file($plagiarismfile->cm, $plagiarismfile->userid, $file, plagiarism_plugin_urkund::get_settings());
}
}
}
}
}
}
}
}
