/**
* Check to see if the grade feedback for the pdf has been modified.
*
* @param stdClass $grade Grade object.
* @param stdClass $data Data from the form submission (not used).
* @return boolean True if the pdf has been modified, else false.
*/
public function is_feedback_modified(stdClass $grade, stdClass $data)
{
global $USER;
$pagenumbercount = document_services::page_number_for_attempt($this->assignment, $grade->userid, $grade->attemptnumber);
for ($i = 0; $i < $pagenumbercount; $i++) {
// Select all annotations.
$draftannotations = page_editor::get_annotations($grade->id, $i, true);
$nondraftannotations = page_editor::get_annotations($grade->id, $i, false);
// Check to see if the count is the same.
if (count($draftannotations) != count($nondraftannotations)) {
// The count is different so we have a modification.
return true;
} else {
$matches = 0;
// Have a closer look and see if the draft files match all the non draft files.
foreach ($nondraftannotations as $ndannotation) {
foreach ($draftannotations as $dannotation) {
foreach ($ndannotation as $key => $value) {
if ($key != 'id' && $value != $dannotation->{$key}) {
continue 2;
}
}
$matches++;
}
}
if ($matches !== count($nondraftannotations)) {
return true;
}
}
// Select all comments.
$draftcomments = page_editor::get_comments($grade->id, $i, true);
$nondraftcomments = page_editor::get_comments($grade->id, $i, false);
if (count($draftcomments) != count($nondraftcomments)) {
return true;
} else {
// Go for a closer inspection.
$matches = 0;
foreach ($nondraftcomments as $ndcomment) {
foreach ($draftcomments as $dcomment) {
foreach ($ndcomment as $key => $value) {
if ($key != 'id' && $value != $dcomment->{$key}) {
continue 2;
}
}
$matches++;
}
}
if ($matches !== count($nondraftcomments)) {
return true;
}
}
}
return false;
}
/**
* Create a widget for rendering the editor.
*
* @param int $userid
* @param stdClass $grade
* @param bool $readonly
* @return assignfeedback_editpdf_widget
*/
public function get_widget($userid, $grade, $readonly)
{
$attempt = -1;
if ($grade && $grade->attemptnumber) {
$attempt = $grade->attemptnumber;
} else {
$grade = $this->assignment->get_user_grade($userid, true);
}
$feedbackfile = document_services::get_feedback_document($this->assignment->get_instance()->id, $userid, $attempt);
$stampfiles = array();
$fs = get_file_storage();
$syscontext = context_system::instance();
// Copy any new stamps to this instance.
if ($files = $fs->get_area_files($syscontext->id, 'assignfeedback_editpdf', 'stamps', 0, "filename", false)) {
foreach ($files as $file) {
$filename = $file->get_filename();
if ($filename !== '.') {
$existingfile = $fs->get_file($this->assignment->get_context()->id, 'assignfeedback_editpdf', 'stamps', $grade->id, '/', $file->get_filename());
if (!$existingfile) {
$newrecord = new stdClass();
$newrecord->contextid = $this->assignment->get_context()->id;
$newrecord->itemid = $grade->id;
$fs->create_file_from_storedfile($newrecord, $file);
}
}
}
}
// Now get the full list of stamp files for this instance.
if ($files = $fs->get_area_files($this->assignment->get_context()->id, 'assignfeedback_editpdf', 'stamps', $grade->id, "filename", false)) {
foreach ($files as $file) {
$filename = $file->get_filename();
if ($filename !== '.') {
$url = moodle_url::make_pluginfile_url($this->assignment->get_context()->id, 'assignfeedback_editpdf', 'stamps', $grade->id, '/', $file->get_filename(), false);
array_push($stampfiles, $url->out());
}
}
}
$url = false;
$filename = '';
if ($feedbackfile) {
$url = moodle_url::make_pluginfile_url($this->assignment->get_context()->id, 'assignfeedback_editpdf', document_services::FINAL_PDF_FILEAREA, $grade->id, '/', $feedbackfile->get_filename(), false);
$filename = $feedbackfile->get_filename();
}
// Retrieve total number of pages.
$pagetotal = document_services::page_number_for_attempt($this->assignment->get_instance()->id, $userid, $attempt, $readonly);
$widget = new assignfeedback_editpdf_widget($this->assignment->get_instance()->id, $userid, $attempt, $url, $filename, $stampfiles, $readonly, $pagetotal);
return $widget;
}
/**
* Check to see if the grade feedback for the pdf has been modified.
*
* @param stdClass $grade Grade object.
* @param stdClass $data Data from the form submission (not used).
* @return boolean True if the pdf has been modified, else false.
*/
public function is_feedback_modified(stdClass $grade, stdClass $data)
{
// We only need to know if the source user's PDF has changed. If so then all
// following users will have the same status. If it's only an individual annotation
// then only one user will come through this method.
// Source user id is only added to the form if there was a pdf.
if (!empty($data->editpdf_source_userid)) {
$sourceuserid = $data->editpdf_source_userid;
// Retrieve the grade information for the source user.
$sourcegrade = $this->assignment->get_user_grade($sourceuserid, true, $grade->attemptnumber);
$pagenumbercount = document_services::page_number_for_attempt($this->assignment, $sourceuserid, $sourcegrade->attemptnumber);
for ($i = 0; $i < $pagenumbercount; $i++) {
// Select all annotations.
$draftannotations = page_editor::get_annotations($sourcegrade->id, $i, true);
$nondraftannotations = page_editor::get_annotations($grade->id, $i, false);
// Check to see if the count is the same.
if (count($draftannotations) != count($nondraftannotations)) {
// The count is different so we have a modification.
return true;
} else {
$matches = 0;
// Have a closer look and see if the draft files match all the non draft files.
foreach ($nondraftannotations as $ndannotation) {
foreach ($draftannotations as $dannotation) {
foreach ($ndannotation as $key => $value) {
if ($key != 'id' && $value != $dannotation->{$key}) {
continue 2;
}
}
$matches++;
}
}
if ($matches !== count($nondraftannotations)) {
return true;
}
}
// Select all comments.
$draftcomments = page_editor::get_comments($sourcegrade->id, $i, true);
$nondraftcomments = page_editor::get_comments($grade->id, $i, false);
if (count($draftcomments) != count($nondraftcomments)) {
return true;
} else {
// Go for a closer inspection.
$matches = 0;
foreach ($nondraftcomments as $ndcomment) {
foreach ($draftcomments as $dcomment) {
foreach ($ndcomment as $key => $value) {
if ($key != 'id' && $value != $dcomment->{$key}) {
continue 2;
}
}
$matches++;
}
}
if ($matches !== count($nondraftcomments)) {
return true;
}
}
}
}
return false;
}
