function delete_instance($assignment)
{
global $DB;
$result = true;
if (!$DB->delete_records_select('assignment_uploadpdf_comment', 'assignment_submission IN (
SELECT s.id
FROM {assignment_submissions} s
WHERE s.assignment = ?
)', array($assignment->id))) {
$result = false;
}
if (!$DB->delete_records_select('assignment_uploadpdf_annot', 'assignment_submission IN (
SELECT s.id
FROM {assignment_submissions} s
WHERE s.assignment = ?
)', array($assignment->id))) {
$result = false;
}
if (!$DB->delete_records('assignment_uploadpdf', array('assignment' => $assignment->id))) {
$result = false;
}
$retval = parent::delete_instance($assignment);
return $retval && $result;
}
function delete_instance($assignment)
{
global $CFG;
$result = true;
// Delete review criteria checked values
if (!delete_records_select('assignment_review_criterion', 'review IN (
SELECT id
FROM ' . $CFG->prefix . 'assignment_review
WHERE assignment = ' . $assignment->id . '
)')) {
$result = false;
}
// Delete reviews
if (!delete_records('assignment_review', 'assignment', $assignment->id)) {
$result = false;
}
// Delete criteria settings
if (!delete_records('assignment_criteria', 'assignment', $assignment->id)) {
$result = false;
}
// Delete extra settings
if (!delete_records('assignment_peerreview', 'assignment', $assignment->id)) {
$result = false;
}
$retval = parent::delete_instance($assignment);
return $retval && $result;
}
function delete_instance($assignment)
{
global $CFG;
$result = true;
if (!delete_records_select('assignment_uploadpdf_comment', 'assignment_submission IN (
SELECT s.id
FROM ' . $CFG->prefix . 'assignment_submissions AS s
WHERE s.assignment = ' . $assignment->id . '
)')) {
$result = false;
}
if (!delete_records('assignment_uploadpdf', 'assignment', $assignment->id)) {
$result = false;
}
$retval = parent::delete_instance($assignment);
return $retval && $result;
}
