method order documentation in bbn\Appui\Option
Returns the order of an option. Updates it if a position is given, and cascades
Example
X::dump($opt->items(20));
// [21, 22, 25, 27]
X::dump($opt->order(25));
// (int) 3
X::dump($opt->order(25, 2));
// (int) 2
X::dump($opt->items(20));
// [21, 25, 22, 27]
X::dump($opt->order(25));
// (int) 2
function($id, int $pos = NULL)
{
if ($this->check()
&& ($parent = $this->getIdParent($id))
&& $this->isSortable($parent)
) {
$cf = $this->class_cfg;
$old = $this->db->selectOne(
$cf['table'], $this->fields['num'], [
$this->fields['id'] => $id
]
);
if ($pos && ($old != $pos)) {
$its = $this->items($parent);
$past_new = false;
$past_old = false;
$p = 1;
foreach ($its as $id_option){
$upd = false;
// Fixing order problem
if ($past_old && !$past_new) {
$upd = [$this->fields['num'] => $p - 1];
}
elseif (!$past_old && $past_new) {
$upd = [$this->fields['num'] => $p + 1];
}
if ($id === $id_option) {
$upd = [$this->fields['num'] => $pos];
$past_old = 1;
}
elseif ($p === $pos) {
$upd = [$this->fields['num'] => $p + ($pos > $old ? -1 : 1)];
$past_new = 1;
}
if ($upd) {
$this->db->update(
$cf['table'], $upd, [
$this->fields['id'] => $id_option
]
);
}
if ($past_new && $past_old) {
break;
}
$p++;
}
$this->deleteCache($parent, true);
$this->deleteCache($id);
return $pos;
}
return $old;
}
return null;
}
Returns the order of an option. Updates it if a position is given, and cascades BBN is a suite of PHP and JS libraries and VueJS components - all open-source! bbn.io, build applications, the quick way
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