//Needed in order to delete branches as well
$_POST['delete_nodes'] = array_reverse($_POST['delete_nodes']);
foreach ($_POST['delete_nodes'] as $value) {
try {
if (in_array($value, $legalValues) && eF_checkParameter($value, 'id')) {
// Delete also linked units
$linked_units = eF_getTableData('content', 'id', 'linked_to=' . $value);
foreach ($linked_units as $unit) {
$lessons_IDs = eF_getTableData('content', 'lessons_ID', 'id=' . $unit['id']);
foreach ($lessons_IDs as $lessons_ID) {
$lessonsContent = new EfrontContentTree($lessons_ID['lessons_ID']);
$lessonsContent->removeNode($unit['id']);
}
}
//exit;
$currentContent->removeNode($value);
if (($pos = array_search($value, $legalValues)) !== false) {
unset($legalValues[$pos]);
}
}
} catch (Exception $e) {
$errorMessages[] = $e->getMessage() . ' ' . $e->getCode();
}
}
}
if (isset($_POST['activate_nodes']) && $_POST['activate_nodes']) {
foreach ($_POST['activate_nodes'] as $value) {
if (in_array($value, $legalValues) && eF_checkParameter($value, 'id')) {
try {
// Activate also linked units
$linked_units = eF_getTableData('content', 'id', 'linked_to=' . $value);
