/**
* Total clean up, danger
*/
function action_drop_all()
{
$this->_load();
if (is_callable(array($this, 'action_drop_all_before'))) {
$this->action_drop_all_before();
}
$count = $this->collection->count();
$this->collection->remove_all();
if (is_callable(array($this, 'action_drop_all_after'))) {
$this->action_drop_all_after();
}
if ($this->in_ajax()) {
$this->_ajax_answer((bool) $count, i18n::T('Items deleted'), $count);
} else {
$this->set_message(i18n::T('Items deleted'));
}
$this->disable_render(true);
}
/**
* compare 2 collections
* @return bool
*/
public function compare(abs_collection $subj)
{
$subj->rewind();
while ($item = $subj->next()) {
if (!(($tmp = $this->get_element_by_id($item->id)) && $tmp->get_data() == $item->get_data())) {
return false;
}
}
if ($subj->count() != $this->count()) {
return false;
}
// passed
return true;
}