/**
* Sets the grade_item's hidden variable and updates the grade_item.
*
* Overrides grade_item::set_hidden() to add cascading of the hidden value to grade items in this grade category
*
* @param int $hidden 0 mean always visible, 1 means always hidden and a number > 1 is a timestamp to hide until
* @param bool $cascade apply to child objects too
*/
public function set_hidden($hidden, $cascade = false)
{
$this->load_grade_item();
//this hides the associated grade item (the course total)
$this->grade_item->set_hidden($hidden, $cascade);
//this hides the category itself and everything it contains
parent::set_hidden($hidden, $cascade);
if ($cascade) {
if ($children = grade_item::fetch_all(array('categoryid' => $this->id))) {
foreach ($children as $child) {
if ($child->can_control_visibility()) {
$child->set_hidden($hidden, $cascade);
}
}
}
if ($children = grade_category::fetch_all(array('parent' => $this->id))) {
foreach ($children as $child) {
$child->set_hidden($hidden, $cascade);
}
}
}
//if marking category visible make sure parent category is visible MDL-21367
if (!$hidden) {
$category_array = grade_category::fetch_all(array('id' => $this->parent));
if ($category_array && array_key_exists($this->parent, $category_array)) {
$category = $category_array[$this->parent];
//call set_hidden on the category regardless of whether it is hidden as its parent might be hidden
//if($category->is_hidden()) {
$category->set_hidden($hidden, false);
//}
}
}
}
/**
* Set the hidden status of grade_item and all grades.
*
* 0 mean always visible, 1 means always hidden and a number > 1 is a timestamp to hide until
*
* @param int $hidden new hidden status
* @param bool $cascade apply to child objects too
*/
public function set_hidden($hidden, $cascade = false)
{
parent::set_hidden($hidden, $cascade);
if ($cascade) {
if ($grades = grade_grade::fetch_all(array('itemid' => $this->id))) {
foreach ($grades as $grade) {
$grade->grade_item =& $this;
$grade->set_hidden($hidden, $cascade);
}
}
}
//if marking item visible make sure category is visible MDL-21367
if (!$hidden) {
$category_array = grade_category::fetch_all(array('id' => $this->categoryid));
if ($category_array && array_key_exists($this->categoryid, $category_array)) {
$category = $category_array[$this->categoryid];
//call set_hidden on the category regardless of whether it is hidden as its parent might be hidden
//if($category->is_hidden()) {
$category->set_hidden($hidden, false);
//}
}
}
}
