/**
* Sorts a structured array by either a set 'weight' property or by the ID.
*
* @param array $a
* First item for comparison.
* @param array $b
* Second item for comparison.
*
* @return int
* The comparison result for uasort().
*/
public static function sort(array $a, array $b)
{
if (isset($a['weight']) || isset($b['weight'])) {
return SortArray::sortByWeightElement($a, $b);
} else {
return SortArray::sortByKeyString($a, $b, 'id');
}
}
/**
* Sorts the dependency graph by reverse weight and alphabetically.
*
* @param array $a
* First item for comparison. The compared items should be associative
* arrays that include a 'weight' and a 'component' key.
* @param array $b
* Second item for comparison.
*
* @return int
* The comparison result for uasort().
*/
public function sortGraph(array $a, array $b)
{
$weight_cmp = SortArray::sortByKeyInt($a, $b, 'weight') * -1;
if ($weight_cmp === 0) {
return SortArray::sortByKeyString($a, $b, 'component');
}
return $weight_cmp;
}
